#压缩太慢: sudo tar -Jcvpf linuxBackup20230131.tar.xz --exclude=linuxBackup20230131.tar.xz --exclude=/boot --exclude=/dev --exclude=/mnt  --exclude=/proc --exclude=/sys --exclude=/media /
sudo tar cvpzf linuxBackup20230131.tgz  --exclude=linuxBackup20230131.tgz --exclude=/boot --exclude=/dev --exclude=/mnt  --exclude=/proc --exclude=/sys --exclude=/media /